Water temperature in Portosin in April

Is it warm enough to swim in Portosin in April? Average water temperature in Portosin in April is 14°C and therefore is not suitable for comfortable swimming. The warmest sea in Portosin in April is 17.3°C, and the coldest is 11.9°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Portosin

Changes water temperature in Portosin in April 2025, 2024

To get an accurate forecast for the water temperature in Portosin for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Portosin, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of April.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 April	14.8°C	13.3°C	12.1°C	14.9°C
2 April	14.5°C	13°C	12.1°C	14.7°C
3 April	14.7°C	13°C	12.2°C	14.7°C
4 April	14.5°C	13.1°C	11.9°C	14.8°C
5 April	14.3°C	13.1°C	12.4°C	14.8°C
6 April	15.1°C	13.8°C	12.3°C	15.1°C
7 April	15.2°C	14.4°C	12.6°C	15.2°C
8 April	15.1°C	13.9°C	12.5°C	15.2°C
9 April	16.6°C	14.1°C	12.6°C	16.6°C
10 April	16.7°C	14.5°C	12.4°C	16.7°C
11 April	16.4°C	15°C	12.3°C	16.4°C
12 April	16.2°C	15.3°C	12.4°C	16.2°C
13 April	16°C	15.6°C	12.4°C	16°C
14 April	15.7°C	15.4°C	12.6°C	15.7°C
15 April	15.7°C	15.6°C	12.7°C	15.7°C

Day	2025	2024	Min	Max
16 April	15.7°C	14.6°C	12.9°C	15.8°C
17 April	15.6°C	14.2°C	13.1°C	16°C
18 April	15.3°C	14.3°C	13.2°C	15.8°C
19 April	14.8°C	14.6°C	13.2°C	15.9°C
20 April	14.7°C	15.4°C	13.2°C	15.8°C
21 April	14.9°C	14.9°C	13.2°C	15.4°C
22 April	15.4°C	14.5°C	13.3°C	15.9°C
23 April	15.8°C	14.2°C	13.1°C	15.9°C
24 April	16°C	14.1°C	13.2°C	16°C
25 April	15.5°C	14.2°C	13.3°C	15.8°C
26 April	15.8°C	14.1°C	13.4°C	15.9°C
27 April	15.6°C	14.1°C	13.4°C	16.6°C
28 April	15.9°C	14.3°C	13.2°C	16.9°C
29 April	15.4°C	14.3°C	13.1°C	16.9°C
30 April	15.9°C	14.3°C	13.1°C	17.3°C

Average water temperature in Portosin in April over a decade

2016	2017	2018	2019	2020
13.1°C	14.3°C	13.2°C	13.9°C	14.3°C

2021	2022	2023	2024	2025
14.2°C	14°C	15.5°C	14.3°C	15.5°C

Portosin sea state in April

Chart comparing the height of waves in Portosin in April over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Portosin water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in April. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Aguieira Beach	14°C	11.9°C	17.3°C
Praia de Brona	14°C	11.9°C	17.3°C
Louro	14°C	12°C	17.1°C
Esteiro	14°C	11.9°C	17.2°C
As Furnas	14.1°C	12°C	17.5°C
Barrana beach	14.1°C	12°C	17.8°C
A Pobra do Caraminal	14.1°C	12°C	17.7°C
Cabio beach	14.1°C	12°C	17.7°C
Praia de Tanxil	14.1°C	12°C	17.6°C
Praia do Ezaro	13.9°C	12°C	16.7°C

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Our report for Portosin is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature